AC54-JC Job Caddy expands your work surface and customizes your ladder top. Holds large or odd shaped items like fluorescent bulbs or ceiling fan blades. There are 4 storage compartments to keep small parts separated. Holders for screwdrivers, pliers, putty knives and towels. End hook is built in for increased convenience. There is also an integrated Lock-In System socket for adding an additional Paint Cup (AC27-P), ToolLasso or Utility Hook (AC56-UH).